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authorDavid Vernet <void@manifault.com>2023-02-01 11:30:15 -0600
committerDaniel Borkmann <daniel@iogearbox.net>2023-02-02 00:25:14 +0100
commit400031e05adfcef9e80eca80bdfc3f4b63658be4 (patch)
treefcac625bc35298cd1182e4415fea360573b69b8b /net/core
parent98e6ab7a04353c95b1f4bad345d156ded865fd96 (diff)
bpf: Add __bpf_kfunc tag to all kfuncs
Now that we have the __bpf_kfunc tag, we should use add it to all existing kfuncs to ensure that they'll never be elided in LTO builds. Signed-off-by: David Vernet <void@manifault.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Acked-by: Stanislav Fomichev <sdf@google.com> Link: https://lore.kernel.org/bpf/20230201173016.342758-4-void@manifault.com
Diffstat (limited to 'net/core')
-rw-r--r--net/core/xdp.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/net/core/xdp.c b/net/core/xdp.c
index a5a7ecf6391c..787fb9f92b36 100644
--- a/net/core/xdp.c
+++ b/net/core/xdp.c
@@ -4,6 +4,7 @@
* Copyright (c) 2017 Jesper Dangaard Brouer, Red Hat Inc.
*/
#include <linux/bpf.h>
+#include <linux/btf.h>
#include <linux/btf_ids.h>
#include <linux/filter.h>
#include <linux/types.h>
@@ -722,7 +723,7 @@ __diag_ignore_all("-Wmissing-prototypes",
*
* Returns 0 on success or ``-errno`` on error.
*/
-int bpf_xdp_metadata_rx_timestamp(const struct xdp_md *ctx, u64 *timestamp)
+__bpf_kfunc int bpf_xdp_metadata_rx_timestamp(const struct xdp_md *ctx, u64 *timestamp)
{
return -EOPNOTSUPP;
}
@@ -734,7 +735,7 @@ int bpf_xdp_metadata_rx_timestamp(const struct xdp_md *ctx, u64 *timestamp)
*
* Returns 0 on success or ``-errno`` on error.
*/
-int bpf_xdp_metadata_rx_hash(const struct xdp_md *ctx, u32 *hash)
+__bpf_kfunc int bpf_xdp_metadata_rx_hash(const struct xdp_md *ctx, u32 *hash)
{
return -EOPNOTSUPP;
}